When a 12 V battery is connected across an unknown resistor, there is a current of 2.5 mA in the circuit. Find the value of the resistance of the resistor.
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Answer:
R= 48*10^5 ohm
Explanation:
Given:
Voltage=12v
Current=2.5mA= 2.5*10^-6 A
We know that,
R=V/I
R=12/(2.5*10^-6)
R=(12*10^6)/2.5
R=12000000/2.5
R=4800000
R=48*10^5 ohm
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